sched/cpupri: Remove cpupri->pri_active

Since [sched/cpupri: Remove the vec->lock], member pri_active of struct cpupri is not needed any more, just remove it. Also clean stuff related to it. Signed-off-by: Yong Zhang <[email protected]> Signed-off-by: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/20110806001004.GA2207@zhy Signed-off-by: Ingo Molnar <[email protected]>
rtvt123 · Aug 14, 2011 · 5710f15 · 5710f15
1 parent d473750
commit 5710f15
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Showing 2 changed files with 1 addition and 4 deletions.
diff --git a/kernel/sched_cpupri.c b/kernel/sched_cpupri.c
@@ -152,8 +152,7 @@ void cpupri_set(struct cpupri *cp, int cpu, int newpri)
 	 * If the cpu was currently mapped to a different value, we
 	 * need to map it to the new value then remove the old value.
 	 * Note, we must add the new value first, otherwise we risk the
-	 * cpu being cleared from pri_active, and this cpu could be
-	 * missed for a push or pull.
+	 * cpu being missed by the priority loop in cpupri_find.
 	 */
 	if (likely(newpri != CPUPRI_INVALID)) {
 		struct cpupri_vec *vec = &cp->pri_to_cpu[newpri];

diff --git a/kernel/sched_cpupri.h b/kernel/sched_cpupri.h
@@ -4,7 +4,6 @@
 #include <linux/sched.h>
 
 #define CPUPRI_NR_PRIORITIES	(MAX_RT_PRIO + 2)
-#define CPUPRI_NR_PRI_WORDS	BITS_TO_LONGS(CPUPRI_NR_PRIORITIES)
 
 #define CPUPRI_INVALID -1
 #define CPUPRI_IDLE     0
@@ -18,7 +17,6 @@ struct cpupri_vec {
 
 struct cpupri {
 	struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES];
-	long              pri_active[CPUPRI_NR_PRI_WORDS];
 	int               cpu_to_pri[NR_CPUS];
 };